dftfe::meshMovementAffineTransform Class Reference

Class to update triangulation under affine transformation. More...

#include <meshMovementAffineTransform.h>

Inheritance diagram for dftfe::meshMovementAffineTransform:

Public Member Functions
	meshMovementAffineTransform (const MPI_Comm &mpi_comm_parent, const MPI_Comm &mpi_comm_domain, const dftParameters &dftParams)
	Constructor.
std::pair< bool, double >	transform (const dealii::Tensor< 2, 3, double > &deformationGradient)
	Performs affine transformation of the triangulation.
std::pair< bool, double >	moveMesh (const std::vector< dealii::Point< 3 > > &controlPointLocations, const std::vector< dealii::Tensor< 1, 3, double > > &controlPointDisplacements, const double controllingParameter, const bool moveSubdivided=false)
Public Member Functions inherited from dftfe::meshMovementClass
	meshMovementClass (const MPI_Comm &mpi_comm_parent, const MPI_Comm &mpi_comm_domain, const dftParameters &dftParams)
	Constructor.
virtual	~meshMovementClass ()
void	init (dealii::Triangulation< 3, 3 > &triangulation, dealii::Triangulation< 3, 3 > &serialTriangulation, const std::vector< std::vector< double > > &domainBoundingVectors)
	Initializes the required data-structures for a given triangulation.
void	initMoved (const std::vector< std::vector< double > > &domainBoundingVectors)
	Re-initializes the required data-structures for a given triangulation.
void	findClosestVerticesToDestinationPoints (const std::vector< dealii::Point< 3 > > &destinationPoints, std::vector< dealii::Point< 3 > > &closestTriaVertexToDestPointsLocation, std::vector< dealii::Tensor< 1, 3, double > > &dispClosestTriaVerticesToDestPoints)
	Finds the closest triangulation vertices to a given vector of position coordinates.

Private Member Functions
void	computeIncrement ()
	internal function which computes the nodal increment field in the local processor

Private Attributes
dealii::Tensor< 2, 3, double >	d_deformationGradient
	storage for the deformation gradient to be applied to the triangulation

Additional Inherited Members
Protected Member Functions inherited from dftfe::meshMovementClass
void	initIncrementField ()
	Initializes the parallel layout of d_incrementalDisplacementParallel.
void	finalizeIncrementField ()
void	updateTriangulationVertices ()
	Function which updates the locally relevant triangulation vertices.
void	moveSubdividedMesh ()
	Function which moves subdivided mesh.
std::pair< bool, double >	movedMeshCheck ()
Protected Attributes inherited from dftfe::meshMovementClass
distributedCPUVec< double >	d_incrementalDisplacement
	vector of displacements of the triangulation vertices
bool	d_isParallelMesh
dealii::FESystem< 3 >	FEMoveMesh
dealii::DoFHandler< 3 >	d_dofHandlerMoveMesh
dealii::parallel::distributed::Triangulation< 3 > *	d_triaPtr
dealii::Triangulation< 3, 3 > *	d_triaPtrSerial
dealii::IndexSet	d_locally_owned_dofs
dealii::IndexSet	d_locally_relevant_dofs
dealii::AffineConstraints< double >	d_constraintsMoveMesh
std::vector< dealii::GridTools::PeriodicFacePair< typename dealii::DoFHandler< 3 >::cell_iterator > >	d_periodicity_vector
std::vector< std::vector< double > >	d_domainBoundingVectors
const dftParameters &	d_dftParams
MPI_Comm	d_mpiCommParent
MPI_Comm	mpi_communicator
const dftfe::uInt	this_mpi_process
dealii::ConditionalOStream	pcout

Detailed Description

Class to update triangulation under affine transformation.

Author

Sambit Das

Constructor & Destructor Documentation

meshMovementAffineTransform()

dftfe::meshMovementAffineTransform::meshMovementAffineTransform	(	const MPI_Comm &	mpi_comm_parent,
		const MPI_Comm &	mpi_comm_domain,
		const dftParameters &	dftParams )

Constructor.

Parameters

mpi_comm_parent	parent mpi communicator
mpi_comm_domain	mpi communicator domain decomposition

Member Function Documentation

computeIncrement()

void dftfe::meshMovementAffineTransform::computeIncrement ( )

private

internal function which computes the nodal increment field in the local processor

moveMesh()

std::pair< bool, double > dftfe::meshMovementAffineTransform::moveMesh	(	const std::vector< dealii::Point< 3 > > &	controlPointLocations,
		const std::vector< dealii::Tensor< 1, 3, double > > &	controlPointDisplacements,
		const double	controllingParameter,
		const bool	moveSubdivided = false )

Not implemented, just present to override the pure virtual from base class

transform()

std::pair< bool, double > dftfe::meshMovementAffineTransform::transform

(

const dealii::Tensor< 2, 3, double > &

deformationGradient

)

Performs affine transformation of the triangulation.

Parameters

deformationGradient

Returns

std::pair<bool,double> mesh quality metrics pair(bool for is negative jacobian, maximum jacobian ratio)

Member Data Documentation

d_deformationGradient

dealii::Tensor<2, 3, double> dftfe::meshMovementAffineTransform::d_deformationGradient

private

storage for the deformation gradient to be applied to the triangulation

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The documentation for this class was generated from the following file:

• workspace/include/meshMovementAffineTransform.h